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Single Family ResidenceResidential
$491,082$163 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $503,043 on Mar 20, 2025

18380 W POSTON DR

SURPRISE, AZ 85387
3
Baths
3,018 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2025
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$491K
$450K low$533K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$503,043 · Mar 20, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$268 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$13,245 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$13,245
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$410,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMaricopa
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Refrigerator

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Asante Preparatory AcademyB
Elementary · Grades PK–8 · 2.1 mi
H
Willow Canyon High SchoolB
High · Grades 9–12 · 4.0 mi

District: Dysart Unified District

Neighborhood · ZIP 85387These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.51
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.7%
PopulationHow many people live in this area.19,049
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.259 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,157
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,259
Average tempThe average temperature here across a full year.70°F
Annual precipHow much rain and melted snow falls here in a typical year.10 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.86%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

18380 W Poston Dr measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Costs less per square foot than 98% of homes in Surprise 85387
  • Bigger than 93% of homes in Surprise 85387
  • Has a smaller lot than 89% of homes in Surprise 85387
  • Among the newest homes in Surprise 85387

What homes are worth in Surprise 85387

Each bar is how many homes fall in that price range. The marker is this home.

This home
$335K$930K

This home is worth more than 57% of homes in Surprise 85387.

How it measures up in Surprise 85387

The dot is this home. The mark in the middle is the typical home in Surprise 85387.

Estimated value$491,082
CheaperTypical $469,596Pricier

Pricier than 57% of homes nearby

Price per ft²$163
CheaperTypical $238Pricier

Pricier than 2% of homes nearby

Living area3,018 ft²
SmallerTypical 2,024 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.12 ac
SmallerTypical 0.16 acBigger

Bigger than 11% of homes nearby

Year built2025
OlderTypical 2020Newer

Newer than almost all homes nearby

How 18380 W Poston Dr ranks against every home in each area.
MeasureThis homeSurprise 85387Maricopa County
Estimated valuepricier than$491,08257% of homes56% of homes
Price per ft²pricier than$1632% of homes3% of homes
Living areabigger than3,018 ft²93% of homes88% of homes
Lot sizebigger than0.12 ac11% of homes22% of homes
Year builtnewer than2025almost all homesalmost all homes

About 18380 W Poston Dr

How much is 18380 W Poston Dr, Surprise, AZ worth?

The TopHap Estimate for 18380 W Poston Dr, Surprise, AZ is $491,082 as of Aug 30, 2026. The likely range is $449,527 to $532,637. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18380 W Poston Dr, Surprise, AZ last sell?

18380 W Poston Dr, Surprise, AZ last sold on Mar 20, 2025 for $503,043, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 18380 W Poston Dr, Surprise, AZ?

18380 W Poston Dr, Surprise, AZ has 3 bathrooms, 3,018 square feet of living space and a 0.12-acre lot.

When was 18380 W Poston Dr, Surprise, AZ built?

18380 W Poston Dr, Surprise, AZ was built in 2025, making it 1 years old. The building has 2 stories.

What schools serve 18380 W Poston Dr, Surprise, AZ?

18380 W Poston Dr, Surprise, AZ is assigned to Asante Preparatory Academy (elementary), rated B; Willow Canyon High School (high), rated B. All sit in Dysart Unified District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18380 W Poston Dr, Surprise, AZ compare to other homes in Surprise 85387?

Among the 16,360 homes in Surprise 85387, it is worth more than 57% of them ($491,082 against a typical $469,596), its price per square foot is higher than 2% of them ($163 against a typical $238), it is bigger than 93% of them (3,018 ft² against a typical 2,024 ft²), its lot is bigger than 11% of them (0.12 ac against a typical 0.16 ac) and it is newer than almost all of them (2025 against a typical 2020). Measured against all of Maricopa County, it is worth more than 56% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 18380 W Poston Dr, Surprise, AZ?

The 2025 property tax bill for 18380 W Poston Dr, Surprise, AZ was $268. The county assessed it at $13,245.

More homes on W Poston Dr

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